Home / 19,077.39-26,328.46-11,119.44

Finding the Fourth Proportional to 19,077.39, 26,328.46 and 11,119.44

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Solution

The fourth proportional to 19,077.39, 26,328.46 and 11,119.44 is: 15,345.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,077.39 : 26,328.46 = 11,119.44 : x
  2. Step 2: Convert to fraction form
    19,077.39/26,328.46 = 11,119.44/x
  3. Step 3: Cross multiply
    19,077.39x = 26,328.46 × 11,119.44
  4. Step 4: Simplify right side
    19,077.39x = 292,757,797.08
  5. Step 5: Solve for x
    x = 292,757,797.08/19,077.39
  6. Step 6: Final answer
    x = 15,345.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.